Exposure
ID
GRAVI.2025-07-11T03:27:30.084_1
Header ID
GRAVI.2025-07-11T03:27:30.084
Date updated
2025-07-11 03:40:44 UTC+0000
Release date
2026-07-11 03:40:44 UTC+0000
UTC Start
2025-07-11 03:27:30.084
UTC End
2025-07-11 03:30:10.084
MJD Start
60867.1440982
MJD End
60867.145950051854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004059
Ambient temperature (°C)
11.29
Seeing (arcsec)
0.575
Observation
ID
68641
Category
science
Program ID
115.28GH.001
Program Title
TEMPORAL MONITORING OF RU LUP WITH GRAVITY: HINT FOR A PUTATIVE PLANET
Program Type
Normal
PI / COI
SOULAIN / ROUSSELET-PERRAUT / BOUVIER / BENISTY / TESSORE / PANTOLMOS / DOUGADOS / ALECIAN / BERGER / LABADIE / NOWACKI
Target
ID
51056
Name
RU_Lup
RA
239.178862
DEC
-37.82158
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 51.1180 50.9620 39.0000 39.3000
U1-U3 91.3490 91.0090 45.9000 46.1000
U1-U4 113.3730 112.7340 77.6560 78.0380
U2-U3 41.0500 40.8660 54.4000 54.7000
U2-U4 80.0680 79.6680 101.1380 101.6470
U3-U4 59.9140 59.7780 131.0580 131.6240
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60867.1440982
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178862
DEC -37.82158
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 51.118
HIERARCH ESO ISS PBL12 END 50.962
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.3
HIERARCH ESO ISS PBL13 START 91.349
HIERARCH ESO ISS PBL13 END 91.009
HIERARCH ESO ISS PBLA13 START 45.9
HIERARCH ESO ISS PBLA13 END 46.1
HIERARCH ESO ISS PBL14 START 113.373
HIERARCH ESO ISS PBL14 END 112.734
HIERARCH ESO ISS PBLA14 START 77.656
HIERARCH ESO ISS PBLA14 END 78.038
HIERARCH ESO ISS PBL23 START 41.05
HIERARCH ESO ISS PBL23 END 40.866
HIERARCH ESO ISS PBLA23 START 54.4
HIERARCH ESO ISS PBLA23 END 54.7
HIERARCH ESO ISS PBL24 START 80.068
HIERARCH ESO ISS PBL24 END 79.668
HIERARCH ESO ISS PBLA24 START 101.138
HIERARCH ESO ISS PBLA24 END 101.647
HIERARCH ESO ISS PBL34 START 59.914
HIERARCH ESO ISS PBL34 END 59.778
HIERARCH ESO ISS PBLA34 START 131.058
HIERARCH ESO ISS PBLA34 END 131.624
HIERARCH ESO ISS AMBI TAU0 START 0.003783
HIERARCH ESO ISS AMBI TAU0 END 0.004335
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.62